<template>
  <div class="tinymce-editor">
    <editor v-if="!reloading" v-model="myValue" :init="init" :disabled="disabled" @onClick="onClick"> </editor>
  </div>
</template>

<script>
import tinymce from 'tinymce/tinymce'
import Editor from '@tinymce/tinymce-vue'
import 'tinymce/themes/silver/theme'
import 'tinymce/plugins/image'
import 'tinymce/plugins/link'
import 'tinymce/plugins/media'
import 'tinymce/plugins/table'
import 'tinymce/plugins/lists'
import 'tinymce/plugins/contextmenu'
import 'tinymce/plugins/wordcount'
import 'tinymce/plugins/colorpicker'
import 'tinymce/plugins/textcolor'
import 'tinymce/plugins/fullscreen'
import 'tinymce/icons/default'
import { uploadAction, getFileAccessHttpUrl } from '@/api/manage'
import { getVmParentByName } from '@/utils/util'
export default {
  components: {
    Editor
  },
  props: {
    value: {
      type: String,
      required: false
    },
    triggerChange: {
      type: Boolean,
      default: false,
      required: false
    },
    disabled: {
      type: Boolean,
      default: false
    },
    plugins: {
      type: [String, Array],
      default: 'lists image link media table textcolor wordcount contextmenu fullscreen'
    },
    toolbar: {
      type: [String, Array],
      default:
        'undo redo |  formatselect | bold italic | alignleft aligncenter alignright alignjustify | bullist numlist outdent indent | lists link unlink image media table | removeformat | fullscreen',
      branding: false
    }
  },
  data() {
    return {
      //初始化配置
      init: {
        style_formats: [
          {
            title: 'Line Height',

            items: [
              { title: '1', block: 'p', styles: { 'line-height': '1.0' } },

              { title: '1.5', block: 'p', styles: { 'line-height': '1.5' } },

              { title: '1.75', block: 'p', styles: { 'line-height': '1.75' } },

              { title: '2', block: 'p', styles: { 'line-height': '2' } },

              { title: '3', block: 'p', styles: { 'line-height': '3' } },

              { title: '4', block: 'p', styles: { 'line-height': '4' } },

              { title: '5', block: 'p', styles: { 'line-height': '5' } }
            ]
          }
        ],
        style_formats_merge: true, //设置行高
        style_formats_autohide: true, //设置行高
        language_url: process.env.NODE_ENV === 'test' ? '/jnby-boot-admin/tinymce/langs/zh_CN.js' : '/tinymce/langs/zh_CN.js',
        language: 'zh_CN',
        skin_url: process.env.NODE_ENV === 'test' ? '/jnby-boot-admin/tinymce/skins/lightgray' : '/tinymce/skins/lightgray',
        height: 300,
        plugins: this.plugins,
        toolbar: this.toolbar,
        branding: false,
        menubar: false,
        toolbar_drawer: false,
        images_upload_handler: (blobInfo, success) => {
          let formData = new FormData()
          formData.append('file', blobInfo.blob(), blobInfo.filename())
          formData.append('biz', 'jeditor')
          formData.append('jeditor', '1')
          uploadAction(window._CONFIG['domianURL'] + '/jnby-boot/sys/common/upload', formData).then(res => {
            if (res.success) {
              if (res.message == 'local') {
                const img = 'data:image/jpeg;base64,' + blobInfo.base64()
                success(img)
              } else {
                let img = getFileAccessHttpUrl(res.message)
                success(img)
              }
            }
          })
        },
        convert_urls: false
      },
      myValue: this.value,
      reloading: false
    }
  },
  mounted() {
    this.initATabsChangeAutoReload()
  },
  methods: {
    reload() {
      this.reloading = true
      this.$nextTick(() => (this.reloading = false))
    },

    onClick(e) {
      this.$emit('onClick', e, tinymce)
    },
    //可以添加一些自己的自定义事件，如清空内容
    clear() {
      this.myValue = ''
    },

    /**
     * 自动判断父级是否是 <a-tabs/> 组件，然后添加事件监听，自动触发reload()
     *
     * 由于 tabs 组件切换会导致 tinymce 无法输入，
     * 只有重新加载才能使用（无论是vue版的还是jQuery版tinymce都有这个通病）
     */
    initATabsChangeAutoReload() {
      // 获取父级
      let tabs = getVmParentByName(this, 'ATabs')
      let tabPane = getVmParentByName(this, 'ATabPane')
      if (tabs && tabPane) {
        // 用户自定义的 key
        let currentKey = tabPane.$vnode.key
        // 添加事件监听
        tabs.$on('change', key => {
          // 切换到自己时执行reload
          if (currentKey === key) {
            this.reload()
          }
        })
        //update--begin--autor:liusq-----date:20210316------for：富文本编辑器tab父组件可能导致的赋值问题------
        this.reload()
        //update--end--autor:liusq-----date:20210316------for：富文本编辑器tab父组件可能导致的赋值问题------
      } else {
        //update--begin--autor:wangshuai-----date:20200724------for：富文本编辑器切换tab无法修改------
        let tabLayout = getVmParentByName(this, 'TabLayout')
        tabLayout.excuteCallback(() => {
          this.reload()
        })
        //update--begin--autor:wangshuai-----date:20200724------for：文本编辑器切换tab无法修改------
      }
    }
  },
  watch: {
    value(newValue) {
      this.myValue = newValue == null ? '' : newValue
    },
    myValue(newValue) {
      if (this.triggerChange) {
        this.$emit('change', newValue)
      } else {
        this.$emit('input', newValue)
      }
    }
  }
}
</script>
<style scoped></style>

